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SpyFu pricing and alternatives: related keywords API, GET /apis/keyword_api/v2/related/getAlsoRanksForKeywords

SpyFu's sitellms.txtBest related keywords API in 2026

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33% complete: 2 of the 6 key fields we checkSee the 6 fields
$1.00per 1,000 keywordsHalf of the 53 plans we rank by price cost $0.60 per 1,000 keywords or less. This plan is cheaper than 22% of the 53 plans.Mangools's $15 monthly plan costs the least per 1,000 keywords: $0.0001. Mangools charges for each page of results. We count 10,000 keywords on each page to get the $0.0001 price.Mangools, DataForSEO and SE Ranking are the best related keywords API providers in our benchmark.
Plan: Pro + AI one of SpyFu's 4 plans
Call: GET /apis/keyword_api/v2/related/getAlsoRanksForKeywords one of SpyFu's 6 calls for this API
API: Related keywords API one of SpyFu's 4 APIs

About this item

  • A copy at most 1 month old. You get keyword data from SpyFu's database.
  • 2 of the 6 key fields we check. Search volume, Keyword difficulty.
  • A monthly subscription. You pay $119 for $40 of credit, enough for 40,000 results. Calls keep working once your credit runs out.
  • One call. You send query to GET /apis/keyword_api/v2/related/getAlsoRanksForKeywords. The call returns keywords like the one you send.
  • Anyone can get it. Keep data: no limit. Use data: with conditions.

SpyFu: related keywords API alternatives

We list other providers' plans closest to this plan in price per 1,000 keywords. Each plan in the table gives live data or data at most a month old.

This planSpyFu, $119 monthly, Pro + AI, GET /apis/keyword_api/v2/related/getAlsoRanksForKeywordsDataForSEO, top-up from $50, Pay as you go, POST /v3/dataforseo_labs/google/related_keywords/liveAnyAPI, top-up from $10, Manual top-up, POST /v1/run/seo.related_keywordsSE Ranking, $29 monthly, Add-on, monthly billing, GET /v1/keywords/questions
$ per 1,000 keywords$1.00$0.12$0.16$1.933
Completeness33%100%100%83%
Billingmonthlypay firstpay firstmonthly
Pay$119$50$10$29
Enough for40,000 results a monthabout 416,666 results62,500 results15,000 results a month
Freshness1 month1 month1 month1 month
Who can get itanyoneanyone not in Russia, Belarus, Cuba, Iran, Syria, Myanmar, North Korea or Russian-occupied Ukraineanyone 18 or over, for business or professional use, not in an embargoed jurisdiction or on a restricted-party listcustomers with an SE Ranking Core, Growth or Enterprise subscription

Every related keywords API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-29.

  1. developer.spyfu.com/docs/api-pricing
  2. developer.spyfu.com/docs/rate-limits
  3. developer.spyfu.com/reference/relatedkeywordsv2api_getalsoranksforkeywords_get.md
  4. spyfu.com/TermsConditions
  5. spyfu.com/api
  6. spyfu.com/pricing

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Search volume
  • Monthly trend, not in the answer
  • Cost per click, not in the answer
  • Competition, not in the answer
  • Keyword difficulty
  • Search intent, not in the answer
Price
$ per 1,000 keywords$1.00
Perresult
Billingmonthly
$ a month$119
Charges
Also pays forfrom the same budget: 45 other calls
Overage
$ per 1,000 keywords$1.00
Units capsoft
Not found
$ per 1,000$0.00
In their words
Their pitchReturns related keywords that top-ranking domains for your seed keyword also rank for organically.
Data
Freshness1 month
Keep datano limit
Use dataUnless you have our written consent, you may not sell, publish, distribute, retransmit or otherwise provide access to the Content received through the Services to anyone, including, if applicable, your fellow students, employees, or customers, [...] While you may download, store and create an archive of information from the Service for your personal use, you may not otherwise provide access to such an archive to more than a few individuals on an occasional basis. [...] In addition, you may not use such an archive to develop or operate an automated reporting system or for data or text mining. You agree not to rearrange or modify the Content. You agree not to create abstracts from, scrape or display our content for use on another web site or service. You agree not to post any content from the Services to weblogs, newsgroups, or mail lists, without our written consent. You agree not to use the Services for any unlawful purpose.
Plan
Pay$119
You get$40 a month
Enough for40,000 results a month
Rate limit
Per second10
Batch1
The call
You sendquery. Optional: includeTerms, includeAnyTerm, excludeTerms, searchVolume.min, searchVolume.max, liveSearchVolume.min, liveSearchVolume.max, keywordDifficulty.min, keywordDifficulty.max, costPerClick.min, costPerClick.max, costPerClickOption, wordCount.min, wordCount.max, clicks.min, clicks.max, isQuestion, isTransactionalIntent, serpFirstResult, mobileSearchesPercentage.min, mobileSearchesPercentage.max, desktopSearchesPercentage.min, desktopSearchesPercentage.max, notClickedSearchesPercentage.min, notClickedSearchesPercentage.max, paidClickSearchPercentage.min, paidClickSearchPercentage.max, organicClicksSearchPercentage.min, organicClicksSearchPercentage.max, monthlyCost.min, monthlyCost.max, monthlyCostOption, rankingHomepages.min, rankingHomepages.max, adCount.min, adCount.max, pageSize, countryCode, sortBy, sortOrder, startingRow, adultFilter, onlyAdultKeywords
MethodGET
Path/apis/keyword_api/v2/related/getAlsoRanksForKeywords
About the plan
PlanPro + AI
Who can get itanyone
The 28 fields the plan's answer can hold

results on page, total results, keyword, search volume, live search volume, keyword difficulty, total monthly clicks, mobile searches percentage, desktop searches percentage, searches not clicked percentage, paid clicks percentage, organic clicks percentage, broad cost per click, phrase cost per click, exact cost per click, broad monthly clicks, phrase monthly clicks, exact monthly clicks, broad monthly cost, phrase monthly cost, exact monthly cost, paid competitors, distinct competitors, ranking homepages, SERP features, SERP first result, is question, is not safe for work

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